254517480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{100999}}^1$

素因数の和:101023

約数の個数: 96

約数和(自身を含む): 945360000

約数和(自身を除く): 690842520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 100999, 201998, 302997, 403996, 504995, 605994, 706993, 807992, 908991, 1009990, 1211988, 1413986, 1514985, 1817982, 2019980, 2120979, 2423976, 2827972, 3029970, 3534965, 3635964, 4039960, 4241958, 4544955, 5655944, 6059940, 6362937, 7069930, 7271928, 8483916, 9089910, 10604895, 12119880, 12725874, 14139860, 16967832, 18179820, 21209790, 25451748, 28279720, 31814685, 36359640, 42419580, 50903496, 63629370, 84839160, 127258740, 254517480]

約数ペア:

[(1, 254517480), (2, 127258740), (3, 84839160), (4, 63629370), (5, 50903496), (6, 42419580), (7, 36359640), (8, 31814685), (9, 28279720), (10, 25451748), (12, 21209790), (14, 18179820), (15, 16967832), (18, 14139860), (20, 12725874), (21, 12119880), (24, 10604895), (28, 9089910), (30, 8483916), (35, 7271928), (36, 7069930), (40, 6362937), (42, 6059940), (45, 5655944), (56, 4544955), (60, 4241958), (63, 4039960), (70, 3635964), (72, 3534965), (84, 3029970), (90, 2827972), (105, 2423976), (120, 2120979), (126, 2019980), (140, 1817982), (168, 1514985), (180, 1413986), (210, 1211988), (252, 1009990), (280, 908991), (315, 807992), (360, 706993), (420, 605994), (504, 504995), (630, 403996), (840, 302997), (1260, 201998), (2520, 100999)]